Currently the direct call from CRTC code to layer code has disappeared,
instead the layer's init function is called via the backend's ops.
Add a dedicated module for sun4i-backend and sun4i-layer, and drop the
EXPORT_SYMBOL from backend code to layer code.
Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
---
Splited out patch.
drivers/gpu/drm/sun4i/Makefile | 5 +++--
drivers/gpu/drm/sun4i/sun4i_backend.c | 4 ----
2 files changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/sun4i/Makefile b/drivers/gpu/drm/sun4i/Makefile
index 59b757350a1f..a251fb36c951 100644
--- a/drivers/gpu/drm/sun4i/Makefile
+++ b/drivers/gpu/drm/sun4i/Makefile
@@ -5,9 +5,10 @@ sun4i-tcon-y += sun4i_tcon.o
sun4i-tcon-y += sun4i_rgb.o
sun4i-tcon-y += sun4i_dotclock.o
sun4i-tcon-y += sun4i_crtc.o
-sun4i-tcon-y += sun4i_layer.o
+
+sun4i-backend-y += sun4i_backend.o sun4i_layer.o
obj-$(CONFIG_DRM_SUN4I) += sun4i-drm.o sun4i-tcon.o
-obj-$(CONFIG_DRM_SUN4I) += sun4i_backend.o
+obj-$(CONFIG_DRM_SUN4I) += sun4i-backend.o
obj-$(CONFIG_DRM_SUN4I) += sun6i_drc.o
obj-$(CONFIG_DRM_SUN4I) += sun4i_tv.o
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index 611cdcb9c182..fac1a414ba49 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
@@ -83,7 +83,6 @@ void sun4i_backend_layer_enable(struct sun4i_backend *backend,
regmap_update_bits(backend->engine.regs, SUN4I_BACKEND_MODCTL_REG,
SUN4I_BACKEND_MODCTL_LAY_EN(layer), val);
}
-EXPORT_SYMBOL(sun4i_backend_layer_enable);
static int sun4i_backend_drm_format_to_layer(struct drm_plane *plane,
u32 format, u32 *mode)
@@ -170,7 +169,6 @@ int sun4i_backend_update_layer_coord(struct sun4i_backend *backend,
return 0;
}
-EXPORT_SYMBOL(sun4i_backend_update_layer_coord);
int sun4i_backend_update_layer_formats(struct sun4i_backend *backend,
int layer, struct drm_plane *plane)
@@ -205,7 +203,6 @@ int sun4i_backend_update_layer_formats(struct sun4i_backend *backend,
return 0;
}
-EXPORT_SYMBOL(sun4i_backend_update_layer_formats);
int sun4i_backend_update_layer_buffer(struct sun4i_backend *backend,
int layer, struct drm_plane *plane)
@@ -246,7 +243,6 @@ int sun4i_backend_update_layer_buffer(struct sun4i_backend *backend,
return 0;
}
-EXPORT_SYMBOL(sun4i_backend_update_layer_buffer);
static int sun4i_backend_init_sat(struct device *dev) {
struct sun4i_backend *backend = dev_get_drvdata(dev);
--
2.12.2
--
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